body {
            margin: 0;
            padding: 0;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-size: cover;
            background-position: center;
            transition: background-image 1s ease-in-out;
            font-family: 'Orbitron', sans-serif;
            overflow: hidden;
        }
        .clock-container {
            background: rgba(0, 0, 0, 0.7);
            padding: 2rem;
            border-radius: 20px;
            backdrop-filter: blur(10px);
            box-shadow: 0 0 30px rgba(0, 0, 0, 0.5),
                        inset 0 0 20px rgba(255, 255, 255, 0.1);
            color: white;
            text-align: center;
            width: 90%;
            max-width: 800px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            gap: 2rem;
        }
        .digital-clock {
            flex: 1;
            text-align: left;
        }
        .clock-container::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(
                45deg,
                transparent,
                rgba(255, 255, 255, 0.03),
                transparent
            );
            transform: rotate(45deg);
            animation: shine 3s infinite;
        }
        @keyframes shine {
            0% { transform: translateX(-100%) rotate(45deg); }
            100% { transform: translateX(100%) rotate(45deg); }
        }
        .time {
            font-size: 4.5rem;
            font-weight: 700;
            margin: 0.5rem 0;
            background: linear-gradient(45deg, #fff, #a8a8a8);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
            letter-spacing: 3px;
            position: relative;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.02); }
            100% { transform: scale(1); }
        }
        .date {
            font-size: 1.4rem;
            margin: 0.5rem 0;
            color: #fff;
            text-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
            letter-spacing: 2px;
            font-weight: 500;
        }
        .timezone {
            font-size: 1.2rem;
            color: #fff;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin: 0.5rem 0;
            text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
            font-weight: 500;
        }
        .controls {
            margin-top: 1.5rem;
        }
        .form-select {
            background-color: rgba(0, 0, 0, 0.5) !important;
            color: white !important;
            border: 1px solid rgba(255, 255, 255, 0.2) !important;
            padding: 0.75rem 1rem;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            border-radius: 12px;
            font-family: 'Orbitron', sans-serif;
            letter-spacing: 1px;
        }
        .form-select:hover {
            background-color: rgba(0, 0, 0, 0.7) !important;
            border-color: rgba(255, 255, 255, 0.4) !important;
            transform: translateY(-2px);
        }
        .form-select:focus {
            background-color: rgba(0, 0, 0, 0.7) !important;
            border-color: rgba(255, 255, 255, 0.4) !important;
            box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.1) !important;
        }
        .form-select option {
            background-color: #2c2c2c;
            color: white;
            padding: 15px;
            font-family: 'Orbitron', sans-serif;
        }

        /* Analog Clock Styles */
        .analog-clock {
            width: 180px;
            height: 180px;
            border: 3px solid rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            position: relative;
            background: rgba(0, 0, 0, 0.3);
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
            flex-shrink: 0;
            overflow: hidden;
        }
        .analog-clock::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, 
                rgba(255, 255, 255, 0.1),
                rgba(255, 255, 255, 0.05),
                rgba(255, 255, 255, 0.1)
            );
            animation: rotate 10s linear infinite;
            z-index: 1;
        }
        .hand {
            position: absolute;
            bottom: 50%;
            left: 50%;
            transform-origin: bottom;
            background: white;
            border-radius: 4px;
            z-index: 2;
        }
        .hour-hand {
            width: 4px;
            height: 35%;
            background: #fff;
            box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
        }
        .minute-hand {
            width: 3px;
            height: 40%;
            background: #fff;
            box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
        }
        .second-hand {
            width: 2px;
            height: 45%;
            background: #ff4444;
            box-shadow: 0 0 10px rgba(255, 68, 68, 0.5);
        }
        .center-dot {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 12px;
            height: 12px;
            background: #fff;
            border-radius: 50%;
            transform: translate(-50%, -50%);
            box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
            z-index: 3;
        }
        .hour-marker {
            position: absolute;
            width: 100%;
            height: 100%;
            text-align: center;
            transform: rotate(var(--rotation));
            z-index: 2;
        }
        .hour-marker::before {
            content: '';
            position: absolute;
            top: 5px;
            left: 50%;
            width: 2px;
            height: 10px;
            background: white;
            transform: translateX(-50%);
        }
        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }